NSN 6650-00-848-9892
Part Details | OPTICAL INSTRUMENT LENS
6650-00-848-9892 An unmounted, transparent, color free lens which may be treated with a low reflection coating to increase light transmission. Includes single and compound elements. For items having two plane parallel surfaces, see WINDOW, OPTICAL INSTRUMENT. Excludes RETICLE, OPTICAL INSTRUMENT.
Alternate Parts: 8587319, 6650-00-848-9892, 00-848-9892, 6650008489892, 008489892
| Supply Group (FSG) | NSN Assigned | NIIN | Item Name Code (INC) |
|---|---|---|---|
| 66 | JAN 01, 1962 | 00-848-9892 | 21884 ( LENS, OPTICAL INSTRUMENT ) |
REFERENCE DRAWINGS & PICTURES
PLANO-CONVEX
PLANO-CONVEX
Cross Reference | NSN 6650-00-848-9892
| Part Number | Cage Code | Manufacturer |
|---|---|---|
| 8587319 | 19200 | US ARMY ARDEC RDECOM |
Technical Data | NSN 6650-00-848-9892
| Characteristic | Specifications |
|---|---|
| MATERIAL | GLASS OPTICAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-G-174, CLASS 1, GRADE C MIL SPEC SINGLE MATERIAL RESPONSE |
| SINGLE LENS STYLE | PLANO-CONVEX |
| DIAMETER | 0.834 INCHES NOMINAL |
| AXIAL THICKNESS | 0.167 INCHES NOMINAL |
| ELEMENT LEFT SURFACE RADIUS | 6.532 INCHES |
| ELEMENT RIGHT SURFACE RADIUS | 0.931 INCHES |
| EQUIVALENT FOCAL LENGTH | 1.757 INCHES |
| BACK FOCAL LENGTH | 1.774 INCHES |
| REFRACTION INDEX | 1.6109 NOMINAL |
| ABBE CONSTANT | 57.200 |
| SPECIAL FEATURES | MAGNESIUM FLUORIDE COATING LEFT AND RIGHT SURFACES |
| FSC APPLICATION DATA | TELESCOPE,PANORAMIC,INTEGRATED WITH FIRE CONTROL EQUIPMENT |
| END ITEM IDENTIFICATION | M110 HOWITZER FAMILY |